See how to find things you've downloaded on your PC.

Learn why you received a notification about unusual activity in your account and what to do next.

Use a ready signature template from a gallery to create your email signature in Outlook.

How to use Outlook rules to automatically move email messages to folders, flag messages for follow-up, respond to messages, create custom rules, and more.

Learn how to use Xbox cloud gaming on various devices including Android, Apple, Windows, Xbox consoles, and Samsung smart TVs.

Learn how to redeem your Microsoft Rewards points for a huge variety of great products and sweepstakes.

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

激活有助于验证你的 Windows 副本是否为正版，且未在超过 Microsoft 软件许可条款所允许数量的设备上使用。 本文将帮助你找出并改正 Windows 中常见的激活错误。

To review app, game or subscription purchases, track orders or view and print invoices, sign in to the order history page on your Microsoft account dashboard.

Roaming of the work account's device certificate is not supported. The certificate, issued by "MS-Organization-Access", is stored in the Personal (MY) certificate store of the current user and on the local machine.